Top 150+ Solved Operations Research MCQ Questions Answer
Q. When it is not possible to find solution in LPP, it is called as solution
a. infeasible
b. unbounded
c. improper
d. unknown
Q. In case of a ‘ ’ constraint, the feasible region is a straight line.
a. less than or equal to
b. greater than or equal to
c. mixed
d. equal to
Q. In linear programming, unbounded solution means solution.
a. infeasible
b. infinite
c. unique
d. degenerate
Q. The incoming variable column in the simplex algorithm is called .
a. key column
b. incoming column
c. important column
d. variable column
Q. The intersection value of key column and key row is called
a. vital element
b. important element
c. basic element
d. key element
Q. The variable added to the LHS of a less than or equal to constraint to convert it into equality is called variable.
a. surplus
b. artificial
c. slack
d. additional
Q. A resource which is completely utilized is called in simplex
a. null resource
b. scarce resource
c. abundant resource
d. zero resource
Q. In simplex, a minimization problem is optimal when all Delta J, i.e. Cj – Zj values are .
a. either zero or positive
b. either zero or negative
c. only positive
d. only negative
Q. To find initial feasible solution of a transportation problem the method which starts allocation from the lowest cost is called method
a. vogel’s approximat ion method
b. nwcr
c. lcm
d. modi
Q. Probabilistic models are also known as
a. Deterministic Models
b. Stochastic Models
c. Dynamic Models
d. Static Models
Q. The quantitative approach to decision analysis is a
a. Logical approach
b. Rational approach
c. Scientific approach
d. All of the above
Q. This method of formal calculations often termed as Linear Programming was developed later inwhich year?
a. 1947
b. 1988
c. 1957
d. 1944
Q. Please state which statement is true.(i) All linear programming problems may not have unique solutions(ii) The artificial variable technique is not a device that does not get the starting basic feasible solution.
a. Both (i) and( ii)
b. (ii) only
c. (i) only
d. Both are incorrect
Q. Please state which statement is incorrect.(i) Linear programming was first formulated by an English economist L.V. Kantorovich (ii) LP is generally used in solving maximization or minimization problems subject to certain assumptions.
a. (ii) only
b. (i) only
c. Both (i) and( ii)
d. Both are correct